CaratHunter
Plans
Radiant|Natural|GIA

1.20ct F SI2 Radiant Natural Diamond

ID • F/SI2 • GIA 03

Certificate GIA 03

Diamond specifications and retailer prices

From $5,051 NZD
As of November 4, 2026
Save $6,411 NZD (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $11,462 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural radiant diamond

This 1.2ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 8 retailers as of November 4, 2026, with prices from $5,051 to $11,462, a $6,411 spread on the same certified stone. NZ Jewellers lists it at $11,462. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.20
Carat
F
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 03
Dimensions6.81 × 5.25 × 3.66 mm
L/W Ratio1.30
Top View
6.81 mm5.25 mm1.20 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 03
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $11,462 NZD|Low: $5,051 NZD|High: $11,462 NZD|Avg: $6,703 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 8$5,051 NZD
Retailer 7$5,110 NZD
Retailer 4$5,960 NZD
Retailer 5$5,960 NZD
Retailer 2$6,130 NZD
Retailer 6$6,292 NZD
Retailer 3$6,812 NZD
NZ Jewellers$11,462 NZD

8 data points across 8 retailers

8 retailers$5,051 NZD to $11,462 NZD

A
Cheapest Retailer
-
$5,051 NZD
A
Retailer 2
-
$5,110 NZD
View
Retailer 3
-
$5,960 NZD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$5,960 NZD
View
B+
Retailer 5
-
$6,130 NZD
View
B+
Retailer 6
-
$6,292 NZD
View
B
Retailer 7
-
$6,812 NZD
View
Most Expensive
B
NZ Jewellers
368da2ef-823f-4454-93d5-679104fb3f97 · Nov 5
$11,462 NZD
$6,354 USD
View
7 more retailers have this diamond
Prices start from $5,051 NZDSave up to $6,411 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.20ct Radiant
$5,051 NZD